摘要物联网(Intemet of Things, IoT) 是一种通过各种接入技术将海量电子设备与互联网进行互联
的大规模虚拟网络, 包括RFID, 传感器以及执行器的电子设备通过互联网互联互通 …

Existing storage systems using hierarchical directory tree do not meet scalability and
functionality requirements for exponentially growing datasets and increasingly complex …

Abstract Making the Internet of Things (IoT) a reality will contribute to extend the context-
aware ability of numerous sensitive applications. We can foresee that the context of users …

Context-aware systems (CAS) may face context conflicts while collecting context data to
support context-aware adaptation decisions. These systems need to implement mechanisms …

Pervasive Environments offer new opportunities for users to dynamically access resources
and services based on information characterizing their situation (context), generally …

In the field of machine learning and pattern recognition, feature subset selection is an
important area, where many approaches have been proposed. In this paper, we choose …

The evolution to ubiquitous information and communication networks is evident. Technology
is emerging that connects everyday objects and embeds intelligence in our environment. In …

Quality of Context (QoC) is critical in context reasoning, context refining, security policy
configuring, etc. Many researches have been presented to model context and its quality by …

Context-awareness is a key requirement in many of today's networks, services and
applications. Context management systems are used to provide access to distributed …

With the rapid development of the information technology, it is inevitable that the distributed
mobile computing will evolve to the pervasive computing gradually whose final goal is fusing …